Home • Fusarium verticillioides 7600
Please note that this organism is for archival use only. Please see the current Fusarium verticillioides 7600 v2 site for the latest data and information.
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The conidiophores and conidia of the fungus Fusarium verticillioides. Image credit: CDC/Dr. Libero Ajello (PHIL #4011), 1978.

This genome was sequenced by the Broad Institute.

Fusarium verticillioides is the causal agent of kernel and ear rot of maize. This destructive disease occurs virtually everywhere that maize is grown worldwide. In years with high temperatures, drought, and heavy insect damage, the disease can significantly diminish crop quality. The most significant economic impact of F. verticillioides is its ability to produce fumonisin mycotoxins. Various diseases caused by fumonisins have been reported in animals, such as liver and kidney cancer as well as neural tube defects in rodents, leukoencephalomalacia in equines, and pulmonary edema in pigs. More importantly, epidemiological correlations have been established between human esophageal cancer and the consumption of fumonisin-contaminated maize in some regions of the world where maize is a dietary staple. In addition, fumonisins have been reported to be a potential cause of neural tube defects in humans. Due to potential health risks, guidelines for fumonisin levels in food have been established by the US FDA and by other government agencies worldwide. In 2003, fumonisin B1, the fumonisin produced most abundantly by F. verticillioides, was added to the California Proposition 65 List of Substances Known to Cause Cancer.  


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